Rex Heat Treat - Locations
Service Company
NADCAP & ISO 9001:2008 certified cryogenics, or deep freezing which is done to make sure there is no retained Austenite during quenching. Serving the industries of aerospace, defense, machinery, transportation, conversion services, mining & drilling, nuclear, agricultural, construction, automotive, railroad, trucking, consumer products, & other power generation services. Also equipped to handle a wide variety of heat treat requirements including: titanium heat treating, aging, annealing, carbonitriding, austempering, carburizing, ferritic nitrocarburizing, induction hardening, mag particle inspection (NDT), marquenching, nitriding, stress relieving, tempering, vacuum heat treating, austenite conditioning, bainitic hardening, blasting, carbon restoring, cold straightening, fixture straightening, harden & temper, lab services, low temperature stabilization, non ferrous treatments, oil quenching, polymer quenching, stainless steel, titanium, tool steels, vertical heat treatment to 20 feet, & water quenching.
www.rexht.com/

Paulo Products Co. - Locations
Custom Manufacturer, Service Company
Capabilities include cryogenic services at temperatures of minus 320 degrees F. Includes cryogenic processing by liquid immersion & by dry exposure that permanently refines grain structure of metals & materials. Cryogenic services for wear part including drill bits, end mills, forging dies, gears, hobs, die casting & stamping dies, shear blades, knives, slitters, inserts, saw blades, broaches, cams, crankshafts, camshafts, extrusion dies, medical instruments & rotary dies. ISO/TS 16949, ISO 9001, Nadcap, ISO 14001.
www.paulo.com/cap_cryo.html

300 Below, Inc. - Decatur, IL
Distributor, Manufacturer, Service Company
Cryogenic processing services including cryogenic treatment, sub zero stabilizing & deep freezing. Capabilities include computer process controls & use of electrical & liquid nitrogen cooling. Cryogenic processor capacity is 1500 lbs. Applications include use in treatment of metal, brass instruments, baseball bats, motor sports engines & firearm barrels. Tempering services are also available. Capability includes turnaround time of 5 to 7 days.